FUNDAMENTALS OF COMPUTER

Detailed explanation-1: -Disk cleanup is a maintenance utility that was developed by Microsoft for its Windows operating system. The utility scans your computer’s hard drive for files that you no longer need such as temporary files, cached webpages, and rejected items that end up in your system’s Recycle Bin.

Detailed explanation-2: -Using Disk Utility, you can: Format and manage volumes on physical storage devices. Create a disk image, a single file you can use to move files from one computer to another or to back up and archive your work. Combine multiple hard disks into a RAID set that acts as a single disk.

Detailed explanation-3: -Utility software helps to manage, maintain and control computer resources. Examples of utility programs are antivirus software, backup software and disk tools. A device driver is a computer program that controls a particular device that is connected to your computer.